SingaporeSingapore |
ColumbusUnited States |
5 312 400
(2012) |
5 312 400
(2012)
822 553
(2013) |
822 553
(2013) |
715 km2
|
715 km2
550 km2
|
550 km2
|
7 429.93
/km2 |
7 429.93/km2
1 495.55/km2
|
1 495.55
/km2 |